Los dos archivos dan un analisis bastante raro ya que no es capaz de identificar el módulo que causa el problema...
me quedo con la parte de GRAPHICS_DRIVER_TDR_FAULT, cosas que te recomiendo mirar para ir descartando:
- Asegurarte que tienes los últimos drivers de la gráfica y que no sean versión beta
- Que la gráfica no se caliente en exceso
- Que el slot donde esté conectado la gráfica soporte la velocidad de esta
- Si tienes algún tipo de overclock en el PC, desactivarlo
- Que la memoria RAM esté funcionando a la tensión correcta

Unable to load image Unknown_Module_70ff5470`3efcc26f, Win32 error 0n2
*** WARNING: Unable to verify timestamp for Unknown_Module_70ff5470`3efcc26f
*** ERROR: Module load completed but symbols could not be loaded for Unknown_Module_70ff5470`3efcc26f
Debugger can not determine kernel base address
Windows 7 Kernel Version 7600 MP (8 procs) Free x64
Product: WinNt, suite: TerminalServer SingleUserTS
Built by: 7600.16617.amd64fre.win7_gdr.100618-1621
Machine Name:
Kernel base = 0xfffff800`02e0b000 PsLoadedModuleList = 0xfffff800`03048e50
Debug session time: Sat Feb 5 22:43:36.317 2011 (UTC + 1:00)
System Uptime: 0 days 0:08:30.457
Unable to load image Unknown_Module_70ff5470`3efcc26f, Win32 error 0n2
*** WARNING: Unable to verify timestamp for Unknown_Module_70ff5470`3efcc26f
*** ERROR: Module load completed but symbols could not be loaded for Unknown_Module_70ff5470`3efcc26f
Debugger can not determine kernel base address
Loading Kernel Symbols
.
Loading User Symbols
Loading unloaded module list
.
*******************************************************************************
* *
* Bugcheck Analysis *
* *
*******************************************************************************
Use !analyze -v to get detailed debugging information.
BugCheck 116, {fffffa8008968010, fffff880107ee23c, ffffffffc000009a, 4}
***** Debugger could not find nt in module list, module list might be corrupt, error 0x80070057.
Probably caused by : Unknown_Image ( ANALYSIS_INCONCLUSIVE )
Followup: MachineOwner
---------
0: kd> !analyze -v
*******************************************************************************
* *
* Bugcheck Analysis *
* *
*******************************************************************************
VIDEO_TDR_FAILURE (116)
Attempt to reset the display driver and recover from timeout failed.
Arguments:
Arg1: fffffa8008968010, Optional pointer to internal TDR recovery context (TDR_RECOVERY_CONTEXT).
Arg2: fffff880107ee23c, The pointer into responsible device driver module (e.g. owner tag).
Arg3: ffffffffc000009a, Optional error code (NTSTATUS) of the last failed operation.
Arg4: 0000000000000004, Optional internal context dependent data.
Debugging Details:
------------------
***** Debugger could not find nt in module list, module list might be corrupt, error 0x80070057.
FAULTING_IP:
+2892faf0177dfc0
fffff880`107ee23c ?? ???
DEFAULT_BUCKET_ID: GRAPHICS_DRIVER_TDR_FAULT
CUSTOMER_CRASH_COUNT: 1
BUGCHECK_STR: 0x116
CURRENT_IRQL: 0
STACK_TEXT:
fffff800`00b9cc98 fffff800`02e8924a : 00000000`0029d191 fffffa80`07780138 fffff800`03003c40 00000000`00000001 : 0xfffff880`03fc79c2
fffff800`00b9cca0 00000000`0029d191 : fffffa80`07780138 fffff800`03003c40 00000000`00000001 fffff800`02ff5e80 : 0xfffff800`02e8924a
fffff800`00b9cca8 fffffa80`07780138 : fffff800`03003c40 00000000`00000001 fffff800`02ff5e80 fffff800`02e86cb7 : 0x29d191
fffff800`00b9ccb0 fffff800`03003c40 : 00000000`00000001 fffff800`02ff5e80 fffff800`02e86cb7 00000000`53701407 : 0xfffffa80`07780138
fffff800`00b9ccb8 00000000`00000001 : fffff800`02ff5e80 fffff800`02e86cb7 00000000`53701407 00000000`53701401 : 0xfffff800`03003c40
fffff800`00b9ccc0 fffff800`02ff5e80 : fffff800`02e86cb7 00000000`53701407 00000000`53701401 00000000`53701407 : 0x1
fffff800`00b9ccc8 fffff800`02e86cb7 : 00000000`53701407 00000000`53701401 00000000`53701407 00000000`000000d1 : 0xfffff800`02ff5e80
fffff800`00b9ccd0 00000000`53701407 : 00000000`53701401 00000000`53701407 00000000`000000d1 fffffa80`077800a0 : 0xfffff800`02e86cb7
fffff800`00b9ccd8 00000000`53701401 : 00000000`53701407 00000000`000000d1 fffffa80`077800a0 400000c2`400000c1 : 0x53701407
fffff800`00b9cce0 00000000`53701407 : 00000000`000000d1 fffffa80`077800a0 400000c2`400000c1 0000000c`400000c3 : 0x53701401
fffff800`00b9cce8 00000000`000000d1 : fffffa80`077800a0 400000c2`400000c1 0000000c`400000c3 00000000`3cae4314 : 0x53701407
fffff800`00b9ccf0 fffffa80`077800a0 : 400000c2`400000c1 0000000c`400000c3 00000000`3cae4314 fffff800`00b96080 : 0xd1
fffff800`00b9ccf8 400000c2`400000c1 : 0000000c`400000c3 00000000`3cae4314 fffff800`00b96080 fffffa80`0550b740 : 0xfffffa80`077800a0
fffff800`00b9cd00 0000000c`400000c3 : 00000000`3cae4314 fffff800`00b96080 fffffa80`0550b740 00000000`00000000 : 0x400000c2`400000c1
fffff800`00b9cd08 00000000`3cae4314 : fffff800`00b96080 fffffa80`0550b740 00000000`00000000 0000014d`adc818b7 : 0xc`400000c3
fffff800`00b9cd10 fffff800`00b96080 : fffffa80`0550b740 00000000`00000000 0000014d`adc818b7 0000014d`adc823df : 0x3cae4314
fffff800`00b9cd18 fffffa80`0550b740 : 00000000`00000000 0000014d`adc818b7 0000014d`adc823df fffff800`03003c40 : 0xfffff800`00b96080
fffff800`00b9cd20 00000000`00000000 : 0000014d`adc818b7 0000014d`adc823df fffff800`03003c40 fffff800`00b96080 : 0xfffffa80`0550b740
STACK_COMMAND: kb
SYMBOL_NAME: ANALYSIS_INCONCLUSIVE
FOLLOWUP_NAME: MachineOwner
MODULE_NAME: Unknown_Module
IMAGE_NAME: Unknown_Image
DEBUG_FLR_IMAGE_TIMESTAMP: 0
BUCKET_ID: CORRUPT_MODULELIST
Followup: MachineOwner
---------